Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
det communication » debt communication, de communication, et communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
5 developing » 3 developing, 4 developing, 2 developing
contents i » contents 1, contents _, contents list
cost 5 » cost 15, cost _, cost 4
i det » i der, i de, i den

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologien des information contents i det communication cost 5 developing _ africa.*.